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Class Information
Number: 534/838
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Azo > Exactly one azo group containing or azo attached indirectly to an additional azo group by ionic bonding
Description: Compounds which contain exactly one azo group or more than one azo group if their attachment to each other is by ionic bonding.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7029502 |
Azo dyes, a process for their preparation and their use in the production of colored plastics or polymeric color particles, and in the dyeing or printing of hydrophobic fiber materials |
Apr. 18, 2006 |
| 6407219 |
Process for preparing azoiminoethers and azocarboxylic acid esters and novel azocboxylic acid mixed esters |
Jun. 18, 2002 |
| 6335431 |
Method for separation of isomers of azo compounds |
Jan. 1, 2002 |
| 6333425 |
Malononitrile-derivative anion salts, and their uses as ionic conducting materials |
Dec. 25, 2001 |
| 6013826 |
Method formation of a carbon-carbon bond |
Jan. 11, 2000 |
| 5973125 |
Macroazo compound, a process for its production, a macroazo initiator, and a process for its use |
Oct. 26, 1999 |
| 5964899 |
Azo dyes, their production and use |
Oct. 12, 1999 |
| 5854406 |
High molecular weight azoamide compound |
Dec. 29, 1998 |
| 5847091 |
Fluorine-containing azo compounds |
Dec. 8, 1998 |
| 5834603 |
Polymerization initiator composition |
Nov. 10, 1998 |
| 5760192 |
Multi-component liquid azodinitrile mixtures |
Jun. 2, 1998 |
| 5650498 |
Water-soluble azo compound in the form of granules having a spherical shape and process for producing the same |
Jul. 22, 1997 |
| 5563276 |
Polymerization of acrylic acid and derivatives thereof using azoamidoxime salt |
Oct. 8, 1996 |
| 5554739 |
Process for preparing carbon materials with diazonium salts and resultant carbon products |
Sep. 10, 1996 |
| 5324827 |
Optionally oriented, monomeric and polymeric nonlinearly optically active materials and derivatives thereof |
Jun. 28, 1994 |
| 5268509 |
Process for the preparation of an iron catalyst and a process for the preparation of primary amines by the hydrogenation of nitriles using said iron catalyst |
Dec. 7, 1993 |
| 5053496 |
Low viscosity statistical monofunctional carboxylic-terminated, amine-terminated, or epoxy-terminated reactive liquid rubber polymers, and a process for preparation thereof |
Oct. 1, 1991 |
| 5037963 |
Process for the preparation of symmetrical azo-dinitrile, dicarboxylic acids from keto acids |
Aug. 6, 1991 |
| 5010178 |
Process for the preparation of mixed azonitrile carboxylic acid initiators |
Apr. 23, 1991 |
| 5010179 |
Process for the preparation of mixed, symmetrical azonitrile dicarboxylic dicyano acids and initiators |
Apr. 23, 1991 |
| 5010177 |
Process for the preparation of an azonitrile dicarboxylic acid initiator in acetone having a low salt and low water content |
Apr. 23, 1991 |
| 4950742 |
Process for producing azoimino ethers by oxidation of hydiazonitriles |
Aug. 21, 1990 |
| 4916216 |
Process for granulating azobisamidine salts using an aqueous binder |
Apr. 10, 1990 |
| 4889923 |
AZO compounds containing cyano and vinyl-sulfone groups, a process for their preparation and their use as dyestuffs |
Dec. 26, 1989 |
| 4831096 |
Process of bulk polymerization of styrene using azoalkane mixtures containing unsymmetrical azoalkanes |
May. 16, 1989 |
| 4826959 |
2,2'-Azobis(2,4-dimethylvaleronitrile) isomer mixture predominant in low melting isomer and having high solubility |
May. 2, 1989 |
| 4684718 |
Process for the preparation of diazocyano acids by reacting keto-acids with cyanogen compounds |
Aug. 4, 1987 |
| 4684717 |
Preparation of azo compounds having carboxyl and cyano groups |
Aug. 4, 1987 |
| 4604455 |
Process of preparing azoalkane mixture containing at least one unsymmetrical azoalkane |
Aug. 5, 1986 |
| 4585857 |
Bleach oxidation of N,N'-di-t-octylsulfamide to di-t-octyldiazene |
Apr. 29, 1986 |
| 4546174 |
Process for the preparation of aliphatic azo compounds using an amine coupling |
Oct. 8, 1985 |
| 4528347 |
Process for producing polymers of monoallylamine |
Jul. 9, 1985 |
| 4315856 |
Process for preparing 2,2-azobis(2,4-dimethylpentanenitrile) |
Feb. 16, 1982 |
| 4279719 |
Photopolymerization method with symmetric azo alkanes |
Jul. 21, 1981 |
| 4272435 |
Process for the preparation of azo compounds from amino compounds in the presence of a phase transfer catalyst |
Jun. 9, 1981 |
| 4256636 |
Azo-di-isobutyric acid-(N,N-hydroxyalkyl)-amidines |
Mar. 17, 1981 |
| 4252717 |
Preparation of 2,2'-azobis(2-methylpropionitrile) |
Feb. 24, 1981 |
| 4228069 |
Azoxy compound having use in a process for preparing foamed structures |
Oct. 14, 1980 |
| 4219476 |
Tertiary aliphatic amidazo compound |
Aug. 26, 1980 |
| 4218371 |
Process for preparing 2,2'-azobis(2,4-dimethyl-4-methoxypentanenitrile) |
Aug. 19, 1980 |
| 4218370 |
Azo monomer useful in polymerization systems |
Aug. 19, 1980 |
| 4148854 |
Matched die molding of fiber reinforced plastic articles |
Apr. 10, 1979 |
| 4132729 |
Purification of 2-amino-2,4-dimethyl-4-methoxy pentanenitrile |
Jan. 2, 1979 |
| 4116955 |
Inclusion complex compound, process for its production, and method for its use |
Sep. 26, 1978 |
| 4101522 |
Azo compounds containing acylating function and azo containing polymers |
Jul. 18, 1978 |
| 4086224 |
Reduction process for making azo compound |
Apr. 25, 1978 |
| 4079063 |
Process for the preparation of 2-phenyl-4-hydroxy-1,2,3-triazole-1-oxides |
Mar. 14, 1978 |
| 4075199 |
Tertiary aliphatic alpha-peroxyazo compounds |
Feb. 21, 1978 |
| 4075286 |
Preparation of block polymers using polyazo sequential free radical initiators |
Feb. 21, 1978 |
| 4061590 |
Catalyst composition of an azo nitrile mixture in an organic solvent |
Dec. 6, 1977 |
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